A cylindrical item with or without flange(s), designed to be inserted in a pump casing or secured to the impeller of a centrifugal pump. It is used for the purpose of providing a close running clearance between the impeller and casing in order to prevent or overcome leakage due to erosion. It may also be used as a diffuser ring in the suction and discharge throats of valves.
Classification: Parts, nesoi, of pumps for liquids
NSN 6220-01-622-7783
NSN 6220-00-276-0600
NSN 5975-01-561-4834
NSN 5930-01-085-3094
NSN 5920-01-430-4081
NSN 5905-00-118-2625
NSN 5985-00-997-7435
NSN 5998-01-188-7555
NSN 2925-00-868-2733
NSN 6685-00-054-3215
NSN 5950-00-897-0096
NSN 6685-01-037-6371